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open design allows water to pass through to the surface below instead of remaining on a solid platform
Replacing a worn or mismatched air-gap cover
Each size is smartly designed to cover a standard bench width and length
The appropriate design flow depends on pressure loss
Maintaining more consistent sprinkler performance
Legend Valve - 115-105NL - T-457 No Lead Dual Check Backflow Preventer, 1" 3-Way open design allows water toLEGEND MODEL T 457 Dual Check Backflow Preventer is constructed of forged brass and has plastic check modules with stainless steel springs. This model is a single union inlet connection and is designed for residential or commercial continuous or intermittent water pressure containment, downstream of the meter. This model is available in Female Iron Pipe configurations and can be installed vertically or horizontally. This model is Certified to ASSE